Doctor X is a 1932 film.
Crossover chronology[]
| Story | Publication | Crossovers |
| 1919-1928 - Reanimatrix | 2016 novel | see Cthulhu Mythos |
| 1940 - The Awful Orloffs: The Story of a Family [Chapter 6: Pain, Then Nothing] | Archive of Our Own, 2018 | see The Black Raven |
| 2016 - Dead Streets | 2017 novel | see Nekropolis |
| Doctor X is a prominent scientist in Nekropolis. | ||
| Information sourced from The Crossover Universe™ is © copyright 2010-2021 by Win Scott Eckert and Sean Levin. |